MolluscaBase taxon details
original description
(of Ashmunella levettei var. heterodonta Pilsbry, 1905) Pilsbry, H. A. (1905). Mollusca of the southwestern United States, I: Urocoptidae; Helicidae of Arizona and New Mexico. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 57: 211-290, plates 11-27., available online at https://www.biodiversitylibrary.org/page/6331573 page(s): 241-242, pl. 15, figs. 80-91 [details]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]
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